山东大学药学院免疫药物学研究所,济南 250012
国家科技重大专项(2018ZX10301401)和国家自然基金 (81972694,81972686)资助项目。
Institute of Immunopharmaceutical Sciences, School of Pharmaceutical Sciences, Shandong University, Jinan 250012, China
This work was supported by grants from National Science and Technology Major (2018ZX10301401) and The National Natural Science Foundation of China(81972694,81972686).
炎症小体是存在于胞浆的大分子多蛋白复合物,在感染或应激状态下被激活,并触发IL-1β和IL-18等促炎细胞因子的释放,诱导细胞焦亡,从而参与先天免疫防御。NLRP3识别病毒复制过程中产生的各种病原体相关分子模式(PAMP)和危险相关分子模式(DAMP),启动NLRP3炎症小体依赖的抗病毒免疫反应。但是,有些病毒也进化出复杂的策略而靶向炎症小体,以逃避天然免疫监视。本综述讨论了病毒感染过程对NLRP3炎症小体的活化、组装和效应的影响。
Inflammasomes are macromolecular multiprotein complexes that exist in the cytoplasm and participate in innate immune defense. They are activated under infection or stress, triggering the release of pro-inflammatory cytokines such as IL-1β and IL-18 and inducing pyroptosis. NLRP3 recognizes various pathogen-associated molecular patterns (PAMP) and danger-associated molecular patterns (DAMP) produced during virus replication, which initiates the NLRP3 inflammasome-dependent antiviral immune response. However, some viruses have evolved complex strategies to evade innate immune surveillance by targeting inflammasomes. IL-1β has profound influence on host immune response to viral infections. Besides, the activation of inflammasome is imperative in the maturation of IL-1β. Therefore, inflammasome is a potential target for both the host and viruses to regulate immune responses. Here, we discuss the crosstalk between the NLRP3 inflammasome and viruses, providing an overview of viral infection-induced NLRP3 inflammasome activation, and the immune escape strategies of viruses through modulating the NLRP3 inflammasome activity.
王志会,张建.病毒感染对NLRP3炎症小体活化、组装和效应的影响[J].生物化学与生物物理进展,2022,49(7):1208-1217
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